2017年6月英语四级语法知识点:被动形式
2017年6月英语四级语法知识点:被动形式过去 现在 将来 过去将来
一般
was/were given am/is/are given will/shall be given should/would be
given
进行
was/were being given am/is/are being given / /
完成
had been given have/has been given will/shall have been given should/would
have been given
页:
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